Jar



FIG. 1 is a perspective view of a jar embodying my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a top plan view thereof.

The rear elevational view of the jar, not shown, is identical to the front elevational view shown in FIG. 2. The jar is the same in appearance when viewed from any side. 

The ornamental design for a jar, as shown and described. 